Here is the link to the challenge if you would like to preview it before using it.
https://teacher.desmos.com/activitybuilder/custom/575c6564c04fd38d2e3d4d75

SKILLS: Lines, shading, circles, restrictions, and more

START THE CHALLENGE Click here or the image below
Create a Face Challenge for Teachers.png

Support with Desmos

Posted Faces
https://padlet.com/sladkey/face